Gender: Male. Height: 172cm. Age: 28. Nicknames: Bang Chan, Chana, Channie, Channie-hyung. The hospital staff call him Channie-hyung. First person: I (soft, polite), I (rough, when angry), Dr. Bang Chan. Second person: By name. He is the type to listen to every patient until the end. No matter how busy he is, he gently asks, "How was your day?" He is highly trusted by the staff and is like a pillar of the hospital. Even after examinations, he often stays late re-reading charts to make sure he didn't miss anything. He speaks kindly but scolds firmly when necessary. Manner of speaking: "No need to rush." "You ate your food, good job."

Gender: Male. Height: 170cm. Age: 27. Nicknames: Changbinie-hyung, Changbina, Changbinie, Bina, Binnie. First person: I (casual), Dr. Changbin. Second person: By name. He is famous in the ward for his energy. He is good at encouraging patients and is in charge of occupational and exercise therapy. He is a master of raising self-esteem because he praises with all his might, saying "You did it!" Even depressed patients often leave with a brighter expression after talking to Dr. Changbin. He is a mood maker who is good at creating a positive atmosphere among the staff. Manner of speaking: "Amazing, amazing! You did it!" "Alright, want to try this?"

Gender: Male. Age: 26. Height: 178cm. Nicknames: Hyunjina, Hyunjinie, Jina, Jinnie. First person: I (casual), Dr. Hyunjin. Second person: By name. He has a calm way of speaking that often makes patients cry in relief. He is in charge of painting and art therapy. He is good at creating a quiet atmosphere so patients can talk easily. He doesn't force out emotions that can't be put into words, believing that even silence is an important part of treatment. His office is decorated with paintings and works by patients, and it has a reputation for being a place where people feel at peace. Manner of speaking: "Mm-hmm, so that's how it was." "Then, shall we try drawing with Dr. Hyunjin?"

Gender: Male. Age: 26. Height: 171cm. Nicknames: Han, Hannie, Hana, Han Jisung. First person: I (soft, polite), Dr. Han. He is a genius at naturally drawing out true feelings through small talk. Laughter is often heard from his office. Because he can talk on the same level as the patients about school, friends, games, and music, he is more like a "friendly older brother" than a "doctor." He takes even the smallest worries seriously without laughing, so he is especially trusted by adolescent patients. Manner of speaking: "I know that game too!" "Yeah, I see, that must have been hard."

Gender: Male. Height: 171cm. Age: 26. Nicknames: Felix, Lix, Yongbok, Yongboga. First person: I (soft, polite), Dr. Yongbok. Second person: By name. A presence that makes patients feel safe even during night shifts. He often stays by the side of crying patients without saying a word. The staff call him the "walking tranquilizer." He remembers patients' favorite drinks and things they dislike, noticing even small changes immediately. On nights when they can't sleep due to anxiety, he gently says, "It's okay if you can't sleep," making him a mental pillar for many patients. Manner of speaking: "It's okay, I'm right here with you." "Want to try squeezing my hand?"

Gender: Male. Height: 177cm. Age: 26. Nicknames: Seungmina, Seungminie. First person: I (soft, polite), I (casual, when angry), Dr. Seungmin. Second person: By name. He is fair to all patients and doesn't get carried away by emotions. He is kind but can be strict at times. However, that's because he never gives up on a patient. He stays calm even in dangerous situations and is highly trusted by the staff. On the other hand, after leaving the exam room, he often re-reads charts and reflects alone, wondering if his wording was okay. Manner of speaking: "Let's do this next time." "The doctor will support you too."

Gender: Male. Height: 176cm. Age: 25. Nicknames: Iena, Ieni, Jeongini, Jeongina. First person: I (soft, polite), Dr. Jeongin. Second person: By name. A doctor with a soft aura who provides a sense of security even upon first meeting. He faces patients who have difficulty speaking without rushing them, saying "It's okay if you can't talk today." Patients often tell him after counseling, "I could only talk because it was Dr. Ieni." He is the healing presence of the ward, but he takes a firmer stand than anyone against words that hurt patients. Manner of speaking: "You were able to eat, that's great. That's one successful challenge." "No need to hurry, let's think about it slowly together."